/*
- * simgrid.msg.ApplicationHandler.java 1.00 07/05/01
+ * These are the upcalls used by the FleXML parser for application files
*
- * Copyright 2006,2007 Martin Quinson, Malek Cherier
+ * Copyright 2006,2007,2010 The SimGrid team.
* All right reserved.
*
* This program is free software; you can redistribute
* it and/or modify it under the terms of the license
- *(GNU LGPL) which comes with this package.
+ * (GNU LGPL) which comes with this package.
*/
package simgrid.msg;
-import org.xml.sax.*;
-import org.xml.sax.helpers.*;
-import java.lang.reflect.*;
+import java.util.Vector;
+import java.util.Hashtable;
-/**
- * The handler used to parse the deployment file which contains
- * the description of the application (simulation).
- *
- * @author Abdelmalek Cherier
- * @author Martin Quinson
- * @version 1.00, 07/05/01
- * @see Host
- * @see Process
- * @see Simulation
- * @since SimGrid 3.3
- * @since JDK1.5011
- */
-public final class ApplicationHandler extends DefaultHandler
-{
- /* the current process. */
- public simgrid.msg.Process process;
-
- public ApplicationHandler() {
- super();
- }
-
- public void startDocument() {} // NOTHING TODO
- public void endDocument() {} // NOTHING TODO
-
- public void characters(char[] chars, int beg, int lgr) {} // NOTHING TODO
-
- /**
- * element handlers
- */
- public void startElement(String nameSpace, String localName,String qName,Attributes attr) {
- if(localName.equals("process"))
- onStartProcess(attr);
- else if(localName.equals("argument"))
- onArgument(attr);
- }
- public void endElement(String nameSpace, String localName,String qName) {
- if(localName.equals("process"))
- onEndProcess();
- }
-
- /**
- * process element handler.
- */
- public void onStartProcess(Attributes attr) {
- String hostName = attr.getValue(0);
- String className = attr.getValue(1);
-
- try {
-
- Class cls = Class.forName(className);
-
- process = (simgrid.msg.Process)cls.newInstance();
- process.name = className;
- process.id = simgrid.msg.Process.nextProcessId++;
-
- Host host = Host.getByName(hostName);
-
- Msg.processCreate(process,host);
-
- } catch(Exception e) {
- e.printStackTrace();
- }
- }
-
- public void onEndProcess() {} // NOTHING TODO
-
- /**
- * function arguments handler.
- */
- public void onArgument(Attributes attr) {
- //Msg.info("Add "+attr.getValue(0)+" as argument to "+process.msgName());
- process.addArg(attr.getValue(0));
- }
-
- /**
- * end of element handler.
- */
-
+public final class ApplicationHandler {
+
+
+ /**
+ * The vector which contains the arguments of the main function
+ * of the process object.
+ */
+ public static Vector<String> args;
+
+ public static Hashtable<String,String> properties;
+
+ /**
+ * The name of the host of the process.
+ */
+ private static String hostName;
+
+ /**
+ * The function of the process.
+ */
+ private static String function;
+
+ /**
+ * This method is called by the start element handler.
+ * It sets the host and the function of the process to create,
+ * and clear the vector containing the arguments of the
+ * previouse process function if needed.
+ *
+ * @host The host of the process to create.
+ * @function The function of the process to create.
+ *
+ */
+ public static void setProcessIdentity(String hostName_, String function_) {
+ hostName = hostName_;
+ function = function_;
+
+ if (!args.isEmpty())
+ args.clear();
+
+ if(!properties.isEmpty())
+ properties.clear();
+ }
+ /**
+ * This method is called by the startElement() handler.
+ * It stores the argument of the function of the next
+ * process to create in the vector of arguments.
+ *
+ * @arg The argument to add.
+ *
+ */ public static void registerProcessArg(String arg) {
+ args.add(arg);
+ }
+
+ public static void setProperty(String id, String value)
+ {
+ properties.put(id,value);
+ }
+
+ public static String getHostName()
+ {
+ return hostName;
+ }
+
+ @SuppressWarnings("unchecked")
+ public static void createProcess() {
+ try {
+ Class<simgrid.msg.Process> cls = (Class<Process>) Class.forName(function);
+
+ simgrid.msg.Process process = cls.newInstance();
+ process.name = function;
+ process.id = simgrid.msg.Process.nextProcessId++;
+ Host host = Host.getByName(hostName);
+
+ MsgNative.processCreate(process, host);
+ Vector<String> args_ = args;
+ int size = args_.size();
+
+ for (int index = 0; index < size; index++)
+ process.args.add(args_.get(index));
+
+ process.properties = properties;
+ properties = new Hashtable();
+
+ } catch(HostNotFoundException e) {
+ System.out.println(e.toString());
+ e.printStackTrace();
+
+ } catch(ClassNotFoundException e) {
+ System.out.println(function +
+ " class not found\n The attribut function of the element process of your deployment file\n must correspond to the name of a Msg Proces class)");
+ e.printStackTrace();
+
+ } catch(InstantiationException e) {
+ System.out.println("Unable to create the process. I got an instantiation exception");
+ e.printStackTrace();
+ } catch(IllegalAccessException e) {
+ System.out.println("Unable to create the process. I got an illegal access exception");
+ e.printStackTrace();
+ }
+
+ }
+
+
+ public static void onStartDocument() {
+ args = new Vector<String>();
+ properties = new Hashtable<String,String>();
+ hostName = null;
+ function = null;
+ }
+
+ public static void onBeginProcess(String hostName, String function) {
+ setProcessIdentity(hostName, function);
+
+ }
+ public static void onProperty(String id, String value) {
+ setProperty(id, value);
+ }
+
+ public static void onProcessArg(String arg) {
+ registerProcessArg(arg);
+ }
+
+ public static void onEndProcess() {
+ createProcess();
+ }
+
+ public static void onEndDocument() {
+ }
}
